Animals Through Time Review

Why did scientists find a whale fossil in the middle of the desert?

• Whales live in a desert habitat.

• whales used to live in the desert habitat.

• there used to be a lake in the middle of the desert habitat.

• the desert habitat used to be an ocean.

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The green anoles are such good climbers because…

• they like climbing trees.

• they need to be able to climb to get food that is high up in the trees.

• they need to be able to get away from brown anoles on the ground.

• the green anoles that were poor climbers were more likely to get eaten by brown anoles, so they had fewer babies.

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There are so many different varieties of dogs because…

• people chose to breed dogs with traits they wanted.

• dogs wanted to be different from each other.

• dog babies (puppies) were different from their parents.

• dogs have a lot of puppies.

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4. Which is NOT an example of evidence that dinosaurs looked like big reptiles?

• Dinosaur skulls had similar skulls to reptiles today.

• Some dinosaurs had sharp teeth.

• Scientists found imprint fossils of scaly dinosaur skin.

• Dinosaurs laid eggs.

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Becky has light-colored skin. During the summer, sometimes her skin turns red if she stays in the sun too long.

• Becky’s skin color is a trait she got from her parents.

• Becky’s skin color changed because of her experience in the summer.

• Both answers are correct

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Omnivores eat both meat and plants.

• true

• false

How does living in a group help vervet monkeys survive? Choose the best answer.

• They show each other where to find food.

• They communicate in their own language.

• They warn each other of danger.

• They groom each other’s fur.

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If dry weather kills many of the plants in the vervet monkeys’ habitat, how would that affect the vervet monkeys?

• They would be more likely to survive.

• They would be less likely to survive.

• There would be no change.

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A polar habitat today was always a polar habitat in the past.

• True

• False

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We can learn about extinct animals by studying their fossils and comparing them to animals living today.

• True

• False

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